I’m just posting links; you decide how you decide. Some things you read you may not like and vice versa.
http://www.ronpaullibrary.org/
http://projects.washingtonpost.com/congress/members/p000583/
Key Votes (as per Washington Post)
http://projects.washingtonpost.com/congress/members/p000583/key-votes/
http://www.ontheissues.org/TX/Ron_Paul.htm
http://www.votesmart.org/bio.php?can_id=296
Ronald Reagan on Ron Paul
http://www.youtube.com/watch?v=kmgGvSTcAUc
Immigration Report Card
http://grades.betterimmigration.com/testgrades.php3?District=TX14&VIPID=87
And another from that site:
http://grades.betterimmigration.com/testgradescategory.php3?District=TX&Category=3&Status=Career&VIPID=787
Ron Paul Against a North American Union
http://ronpaul2008nyc.wordpress.com/2007/05/27/ron-paul-nau-nafta-us-sovereignty-north-american-union/
Don’t forget to add ChristiansForRonPaul.com to your list :-)